The pupil have written a dectation.
The pupil havn't written a dectation.
Have the pupil written a dectation.
My friend has helped me to solve a difficult problem.
My friend hasn't helped me to solve a difficult problem.
Has my friend helped me to solve a difficult problem?
I have leant a poem.
I haven't learnt a poem.
Have I learnt a poem?
She has told them an interesting story.
She hasn't told them an interesting story.
Has she told them an interesting story?
Kate has swept the floor.
Kate hasn't swept the floor.
Has Kate swept the floor?